blob: 33610939e0b4008bb266a13232737b4e7ac5812c [file] [log] [blame]
/*
* Copyright (C) 2008-2017 Apple Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "DOMApplicationCache.h"
#include "ApplicationCacheHost.h"
#include "Document.h"
#include "DocumentLoader.h"
#include "Frame.h"
#include "FrameLoader.h"
namespace WebCore {
DOMApplicationCache::DOMApplicationCache(Frame& frame)
: DOMWindowProperty(&frame)
{
if (auto* host = applicationCacheHost())
host->setDOMApplicationCache(this);
}
void DOMApplicationCache::disconnectFrameForDocumentSuspension()
{
if (auto* host = applicationCacheHost())
host->setDOMApplicationCache(nullptr);
DOMWindowProperty::disconnectFrameForDocumentSuspension();
}
void DOMApplicationCache::reconnectFrameFromDocumentSuspension(Frame* frame)
{
DOMWindowProperty::reconnectFrameFromDocumentSuspension(frame);
if (auto* host = applicationCacheHost())
host->setDOMApplicationCache(this);
}
void DOMApplicationCache::willDestroyGlobalObjectInFrame()
{
if (auto* host = applicationCacheHost())
host->setDOMApplicationCache(nullptr);
DOMWindowProperty::willDestroyGlobalObjectInFrame();
}
ApplicationCacheHost* DOMApplicationCache::applicationCacheHost() const
{
if (!m_frame)
return nullptr;
auto* documentLoader = m_frame->loader().documentLoader();
if (!documentLoader)
return nullptr;
return &documentLoader->applicationCacheHost();
}
unsigned short DOMApplicationCache::status() const
{
auto* host = applicationCacheHost();
if (!host)
return ApplicationCacheHost::UNCACHED;
return host->status();
}
ExceptionOr<void> DOMApplicationCache::update()
{
auto* host = applicationCacheHost();
if (!host || !host->update())
return Exception { InvalidStateError };
return { };
}
ExceptionOr<void> DOMApplicationCache::swapCache()
{
auto* host = applicationCacheHost();
if (!host || !host->swapCache())
return Exception { InvalidStateError };
return { };
}
void DOMApplicationCache::abort()
{
if (auto* host = applicationCacheHost())
host->abort();
}
ScriptExecutionContext* DOMApplicationCache::scriptExecutionContext() const
{
if (!m_frame)
return nullptr;
return m_frame->document();
}
} // namespace WebCore